/*
 * This header was generated from the Linux kernel headers by update_headers.py,
 * to provide necessary information from kernel to userspace, such as constants,
 * structures, and macros, and thus, contains no copyrightable information.
 */
#ifndef _NF_OSF_H
#define _NF_OSF_H
#include <linux/types.h>
#include <linux/ip.h>
#include <linux/tcp.h>
#define MAXGENRELEN	32
#define NF_OSF_GENRE	(1 << 0)
#define NF_OSF_TTL	(1 << 1)
#define NF_OSF_LOG	(1 << 2)
#define NF_OSF_INVERT	(1 << 3)
#define NF_OSF_LOGLEVEL_ALL		0
#define NF_OSF_LOGLEVEL_FIRST		1
#define NF_OSF_LOGLEVEL_ALL_KNOWN	2
#define NF_OSF_TTL_TRUE			0
#define NF_OSF_TTL_LESS			1
#define NF_OSF_TTL_NOCHECK		2
#define NF_OSF_FLAGMASK		(NF_OSF_GENRE | NF_OSF_TTL | \
				 NF_OSF_LOG | NF_OSF_INVERT)
struct nf_osf_wc {
	__u32	wc;
	__u32	val;
};
struct nf_osf_opt {
	__u16			kind, length;
	struct nf_osf_wc	wc;
};
struct nf_osf_info {
	char	genre[MAXGENRELEN];
	__u32	len;
	__u32	flags;
	__u32	loglevel;
	__u32	ttl;
};
struct nf_osf_user_finger {
	struct nf_osf_wc	wss;
	__u8	ttl, df;
	__u16	ss, mss;
	__u16	opt_num;
	char	genre[MAXGENRELEN];
	char	version[MAXGENRELEN];
	char	subtype[MAXGENRELEN];

	struct nf_osf_opt	opt[MAX_IPOPTLEN];
};
struct nf_osf_nlmsg {
	struct nf_osf_user_finger	f;
	struct iphdr			ip;
	struct tcphdr			tcp;
};
enum iana_options {
	OSFOPT_EOL = 0,
	OSFOPT_NOP,
	OSFOPT_MSS,
	OSFOPT_WSO,
	OSFOPT_SACKP,
	OSFOPT_SACK,
	OSFOPT_ECHO,
	OSFOPT_ECHOREPLY,
	OSFOPT_TS,
	OSFOPT_POCP,
	OSFOPT_POSP,

	OSFOPT_EMPTY = 255,
};
enum nf_osf_window_size_options {
	OSF_WSS_PLAIN	= 0,
	OSF_WSS_MSS,
	OSF_WSS_MTU,
	OSF_WSS_MODULO,
	OSF_WSS_MAX,
};
enum nf_osf_attr_type {
	OSF_ATTR_UNSPEC,
	OSF_ATTR_FINGER,
	OSF_ATTR_MAX,
};
enum nf_osf_msg_types {
	OSF_MSG_ADD,
	OSF_MSG_REMOVE,
	OSF_MSG_MAX,
};
#endif
